diff --git a/bin/梦工厂后台AIP文档.md b/bin/梦工厂后台AIP文档.md
index 11a1e1d10..ff605bb11 100644
--- a/bin/梦工厂后台AIP文档.md
+++ b/bin/梦工厂后台AIP文档.md
@@ -58,4 +58,39 @@
     "msg":"成功",
     "data":"",
 }
+```
+### 邮件发放API
+- 接口名:createmail
+- 接口说明:web 服务器给玩家发送邮件
+- 请求地址:{IP}:{port}/createmail
+- 请求参数:uid(uid|签名),title(title|签名),contex(contex|签名),cid(多语言文本ID|签名),items(附件|不签名),param(多语言序列化参数|不签名),sign(签名)
+- 请求样例
+```
+{
+    "uid":"df01_000001",
+    "title":"xxxx",
+    "contex":"xxxxx",
+    "items":[
+        {
+            "A":"",
+            "T":"",
+            "N":0
+        }
+    ],
+    "Cid":"",
+    "param":[
+        "001",
+        "002"
+    ]
+    "sign":"asjioqiowjeioqjweijqwejoi"
+}
+```
+- 返回参数 code(0:成功 -1 失败),msg(结果描述),data(返回的额外数据)
+- 返回样例
+```
+{
+    "code":0,
+    "msg":"成功",
+    "data":"",
+}
 ```
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